Welcome to Sierra Mines, Inc.
We are committed to the development of a sustainable economic future for California's Gold Rush country.
Our latest project is the reopening of the historic Gray Squirrel Mine in Tuolumne County.
T h e G r a y S q u i r r e l M i n e
10535 McMahon Road, Coulterville, CA 95311 (209) 770-0078